Local Fourier Bases and Modulation Spaces

It is shown that local Fourier bases are unconditional bases for modulation spaces. We prove first a version of the Schur test for double sequence with mixed norm and then use it to show boundedness of the analysis operator on the modulation space Mp,qw

Local Fourier Bases and Modulation Spaces

It is shown that local Fourier bases are unconditional bases for modulation spaces. We prove first a version of the Schur test for double sequence with mixed norm and then use it to show boundedness of the analysis operator on the modulation space Mp,qw

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  • Salti SAMARAH, Rania SALMAN Department of Mathematics, Jordan University of Science & Technology, Irbid-JORDAN e-mail: samarah@just.edu.jo